0 reviews
Summary
Dr. John Reinier Narvaez treats chronic kidney disease, chronic kidney disease stage 5, and colon polyps, and performs colonoscopy and lower GI endoscopy. He practices surgery and critical care medicine and has 11 years of experience. Dr. Narvaez earned his medical degree from the University of California San Francisco School of Medicine and sees patients in Yigo, GU.
Overview based on verified provider data
Quick Facts
- 11 years of experience
- 1 insurance plan accepted
- University Of California San Francisco School Of Medicine
- 2 specialties
- 3 areas of expertise
- 1 office location
- Male
Office Location
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. John Reinier Favor Narvaez, MD | Dr. Daniel Seunghwan Oh, MD | Dr. Klaus Tilmann Meinhof, MD | Dr. Nat Dumrongmongcolgul, MD |
| Surgery | Surgery | Critical Care Medicine | Critical Care Medicine |
| 11 Years of Experience | 27 Years of Experience | 18 Years of Experience | 19 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks Korean, Spanish | |||
| Yigo , GU | Tamuning , GU | Yigo , GU | Yigo , GU |
| Med School: University Of California San Francisco School Of Medicine | Med School: Loma Linda University School Of Medicine | Med School: Medizinische Fakultaet Heidelberg Ruprecht-Karls-Universitaet Heidelberg | Med School: Phramongkutklao Medical College |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. John Reinier Favor Narvaez
Medical Specialties
Dr. John Reinier Favor Narvaez has the following 2 specialties
Specialty Expertise
Dr. John Reinier Favor Narvaez has the following 3 areas of expertise
Certifications, License, & Education
11 Years Experience
Dr. John Reinier Favor Narvaez holds an active medical license in the state of Guam.
Medical License
Medical Doctor with an active medical license in the state of Guam.
Education & Training
Medical School
Graduated from University Of California San Francisco School Of Medicine in 2015.
NPI Number
Dr. Narvaez's NPI number is 1396131850.
Similar doctors
Frequently Asked Questions
- How can I make an appointment with Dr. John Reinier Narvaez?
- You can find contact information for Dr. John Reinier Narvaez here on Vitals.
- Does Dr. John Reinier Narvaez accept virtual/telehealth appointments?
- Dr. John Reinier Narvaez has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Where is Dr. John Reinier Narvaez's office located?
- Dr. John Reinier Narvaez's office is located at 133 Route 3, Yigo, GU, 96929.
- Does Dr. John Reinier Narvaez accept my insurance?
- You can see the insurance plans that Dr. John Reinier Narvaez accepts on their Vitals profile.
- Is Dr. John Reinier Narvaez accepting new patients?
- Dr. John Reinier Narvaez has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.

